return {
    nodes = {
        {-8.712311, 2.250000, -2.102222},
        {-8.567695, 2.250000, 3.518875},
        {-21.489459, 2.250000, 5.860081},
        {-21.686979, 2.250000, -5.455861},
        {-30.569128, 2.250000, 5.954712},
        {-30.784690, 2.250000, -0.254696},
        {-26.372861, 2.250000, -8.762665},
        {-26.346549, 2.250000, -1.307340},
        {-32.510680, 2.250000, -6.053622},
        {-31.400994, 2.250000, -8.894697}
    },
    edges = {
        [1] = {2, 4},
        [2] = {3},
        [3] = {4, 5, 6, 8},
        [4] = {7, 8},
        [6] = {9},
        [7] = {10, 8},
        [9] = {10},
    }
}
